UTILIZATION AND RECLAMATION OF ALKALI LANDS. 483 



that so far from being in need of fertilization, alkali lands usu- 

 ally possess extraordinary productive capacity whenever freed 

 from the injurious influence of the excess of useless salts left 



in the soil in consequence of deficient rainfall. ( See analyses, 

 chapter 22, pp. 436, 437). 



Among many striking examples of the results of such re- 

 clamation, is that represented in the annexed figure (75), of 



